Correct option is C
The correct answer is (c) Solid, non-tunable instruments primarily used for rhythm in folk music.
• Ghana Vadyas are solid instruments producing sound when struck.
• They do not require tuning.
• They mainly provide rhythmic support.
Information Booster:
• Examples include manjira, cymbals, bells.
• Ghana Vadya is one of the four classes of Indian instruments.
• Others are Tata, Avanaddha, and Sushira.
• Sound is produced without strings or membranes.
Additional Knowledge:
• Tata Vadya includes string instruments like veena.
• Avanaddha Vadya includes drums like tabla.